Other assignments have included Special Reserve Component advisor to the Chief of Staff, Bureau of Medicine and Surgery and Reserve Component Specialty Leader, Medical Service Corps for Health Care Administration. He currently serves as the assistant deputy Surgeon General for Reserve Affairs having oversight of approximately 5,000 sailors. Under his direction are four Expeditionary Medical Units, six Operational Support Units and Reserve Component Navy Medical Education and Training Command. In addition, he serves on the Bureau of Medicine Executive Board.

Beeman also holds a Bachelor of Science and a Master of Arts from St. Joseph’s University as well as an MBA from Widener University. A Fellow of both The American College of Healthcare Executives and The College of Physicians of Philadelphia, he is the author of "Leading From Within" and has published many academic articles.

In his role as president and chief executive officer of Lancaster General Health System, a large, complex health system in Pennsylvania, he leads more than 8,000 employees serving in hospitals, clinics and other health care facilities. He returned to this role in July 2011.